World Metrology Day 2647

Thursday, 20 May 2647

World Metrology Day marks the Metre Convention and the role of accurate measurement in society.

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Frequently asked questions

When is World Metrology Day 2647?
World Metrology Day 2647 is on Thursday, 20 May 2647.
What day of the week is World Metrology Day 2647?
It falls on Thursday.
How is World Metrology Day calculated?
This event is observed every year on 20 May.